darling-JavaScriptCore/b3/B3InsertionSet.h

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2017-08-12 16:48:01 +00:00
/*
* Copyright (C) 2015-2016 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#if ENABLE(B3_JIT)
#include "B3Origin.h"
#include "B3Type.h"
#include "B3TypeMap.h"
#include <wtf/Insertion.h>
#include <wtf/Vector.h>
namespace JSC { namespace B3 {
class BasicBlock;
class Procedure;
class Value;
typedef WTF::Insertion<Value*> Insertion;
class InsertionSet {
public:
InsertionSet(Procedure& procedure)
: m_procedure(procedure)
{
}
bool isEmpty() const { return m_insertions.isEmpty(); }
Procedure& code() { return m_procedure; }
void appendInsertion(const Insertion& insertion)
{
m_insertions.append(insertion);
}
Value* insertValue(size_t index, Value* value)
{
appendInsertion(Insertion(index, value));
return value;
}
template<typename ValueType, typename... Arguments>
ValueType* insert(size_t index, Arguments... arguments);
Value* insertIntConstant(size_t index, Origin, Type, int64_t value);
Value* insertIntConstant(size_t index, Value* likeValue, int64_t value);
Value* insertBottom(size_t index, Origin, Type);
Value* insertBottom(size_t index, Value*);
void execute(BasicBlock*);
private:
Procedure& m_procedure;
Vector<Insertion, 8> m_insertions;
TypeMap<Value*> m_bottomForType;
};
} } // namespace JSC::B3
#endif // ENABLE(B3_JIT)